what caused travis alexander his life, and why jodi arias suddenly became a killer. i'm randi kaye. thanks for watching. >> i think maybe we need a congressional hearing on the whole issue of what is a danger >> this is "piers morgan tonight." good evening. the stage is set for dramatic trial in new york city. osama bin laden's son-in-law and mouth piece is in a manhattan jail after pleading not guilty to terrorism charges. it's the first time new yorkers got to see him face-to-face, and it comes on a very busy day on america's security front. also stinging criticism of the tsa allowing small knives and bats on planes. they say passengers should be allowed to go on board with battle-axes and even machetes. a lot of people are stunned by it, including my first guest, senator john mccain who is making news right here about it. senator, welcome to you. >> thank you, piers, good to be back. >> you're all over the news again today, predominantly involving osama bin laden's son-in-law, sulaiman abu ghaith, you're not happy at all that he's been tried in a criminal court. why is that? >> i